>> Search results for: 256606819 NSN Search Results National Stock Number (NSN) Description 5810-01-238-1592, 5810012381592 SECURE DATA UNIT 5810-01-238-1591 , 5810012381591 ENCRYPTION-DECRYPTION EQUIPMENT 5810-01-239-9253, 5810012399253 ENCRYPTION-DECRYPTION EQUIPMENT 1 Related Inventory Search You can use this search box to continue searching. Search parameters can include any combination of characteristics, specifications, description, partial part numbers, NSN or other stocking number. Special characters are not needed and are automatically stripped before searching. Do you sell this part? Become part of our growing pool of certified suppliers. Send Information